Differential D33778 Diff 105617 lldb/trunk/source/Plugins/Process/Linux/NativeProcessLinux.h

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lldb/trunk/source/Plugins/Process/Linux/NativeProcessLinux.h

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/// @class NativeProcessLinux		/// @class NativeProcessLinux
/// @brief Manages communication with the inferior (debugee) process.		/// @brief Manages communication with the inferior (debugee) process.
///		///
/// Upon construction, this class prepares and launches an inferior process for		/// Upon construction, this class prepares and launches an inferior process for
/// debugging.		/// debugging.
///		///
/// Changes in the inferior process state are broadcasted.		/// Changes in the inferior process state are broadcasted.
class NativeProcessLinux : public NativeProcessProtocol {		class NativeProcessLinux : public NativeProcessProtocol {
friend Status NativeProcessProtocol::Launch(
ProcessLaunchInfo &launch_info, NativeDelegate &native_delegate,
MainLoop &mainloop, NativeProcessProtocolSP &process_sp);

friend Status NativeProcessProtocol::Attach(
lldb::pid_t pid, NativeProcessProtocol::NativeDelegate &native_delegate,
MainLoop &mainloop, NativeProcessProtocolSP &process_sp);

public:		public:
		class Factory : public NativeProcessProtocol::Factory {
		public:
		llvm::Expected<NativeProcessProtocolSP>
		Launch(ProcessLaunchInfo &launch_info, NativeDelegate &native_delegate,
		MainLoop &mainloop) const override;

		llvm::Expected<NativeProcessProtocolSP>
		Attach(lldb::pid_t pid, NativeDelegate &native_delegate,
		MainLoop &mainloop) const override;
		};

// ---------------------------------------------------------------------		// ---------------------------------------------------------------------
// NativeProcessProtocol Interface		// NativeProcessProtocol Interface
// ---------------------------------------------------------------------		// ---------------------------------------------------------------------
Status Resume(const ResumeActionList &resume_actions) override;		Status Resume(const ResumeActionList &resume_actions) override;

Status Halt() override;		Status Halt() override;

Status Detach() override;		Status Detach() override;
▲ Show 20 Lines • Show All 80 Lines • ▼ Show 20 Lines	protected:
GetSoftwareBreakpointTrapOpcode(size_t trap_opcode_size_hint,		GetSoftwareBreakpointTrapOpcode(size_t trap_opcode_size_hint,
size_t &actual_opcode_size,		size_t &actual_opcode_size,
const uint8_t *&trap_opcode_bytes) override;		const uint8_t *&trap_opcode_bytes) override;

private:		private:
MainLoop::SignalHandleUP m_sigchld_handle;		MainLoop::SignalHandleUP m_sigchld_handle;
ArchSpec m_arch;		ArchSpec m_arch;

LazyBool m_supports_mem_region;		LazyBool m_supports_mem_region = eLazyBoolCalculate;
std::vector<std::pair<MemoryRegionInfo, FileSpec>> m_mem_region_cache;		std::vector<std::pair<MemoryRegionInfo, FileSpec>> m_mem_region_cache;

lldb::tid_t m_pending_notification_tid;		lldb::tid_t m_pending_notification_tid = LLDB_INVALID_THREAD_ID;

// List of thread ids stepping with a breakpoint with the address of		// List of thread ids stepping with a breakpoint with the address of
// the relevan breakpoint		// the relevan breakpoint
std::map<lldb::tid_t, lldb::addr_t> m_threads_stepping_with_breakpoint;		std::map<lldb::tid_t, lldb::addr_t> m_threads_stepping_with_breakpoint;

// ---------------------------------------------------------------------		// ---------------------------------------------------------------------
// Private Instance Methods		// Private Instance Methods
// ---------------------------------------------------------------------		// ---------------------------------------------------------------------
NativeProcessLinux();		NativeProcessLinux(::pid_t pid, int terminal_fd, NativeDelegate &delegate,
		const ArchSpec &arch, MainLoop &mainloop);
Status LaunchInferior(MainLoop &mainloop, ProcessLaunchInfo &launch_info);

/// Attaches to an existing process. Forms the
/// implementation of Process::DoAttach
void AttachToInferior(MainLoop &mainloop, lldb::pid_t pid, Status &error);

::pid_t Attach(lldb::pid_t pid, Status &error);		// Returns a list of process threads that we have attached to.
		static llvm::Expected<std::vector<::pid_t>> Attach(::pid_t pid);

static Status SetDefaultPtraceOpts(const lldb::pid_t);		static Status SetDefaultPtraceOpts(const lldb::pid_t);

static void MonitorThread(void baton);		void InitializeThreads(llvm::ArrayRef<::pid_t> tids);

void MonitorCallback(lldb::pid_t pid, bool exited, WaitStatus status);		void MonitorCallback(lldb::pid_t pid, bool exited, WaitStatus status);

void WaitForNewThread(::pid_t tid);		void WaitForNewThread(::pid_t tid);

void MonitorSIGTRAP(const siginfo_t &info, NativeThreadLinux &thread);		void MonitorSIGTRAP(const siginfo_t &info, NativeThreadLinux &thread);

void MonitorTrace(NativeThreadLinux &thread);		void MonitorTrace(NativeThreadLinux &thread);
▲ Show 20 Lines • Show All 95 Lines • ▼ Show 20 Lines	#endif

llvm::DenseMap<lldb::tid_t, ProcessorTraceMonitorUP>		llvm::DenseMap<lldb::tid_t, ProcessorTraceMonitorUP>
m_processor_trace_monitor;		m_processor_trace_monitor;

// Set for tracking threads being traced under		// Set for tracking threads being traced under
// same process user id.		// same process user id.
llvm::DenseSet<lldb::tid_t> m_pt_traced_thread_group;		llvm::DenseSet<lldb::tid_t> m_pt_traced_thread_group;

lldb::user_id_t m_pt_proces_trace_id;		lldb::user_id_t m_pt_proces_trace_id = LLDB_INVALID_UID;
TraceOptions m_pt_process_trace_config;		TraceOptions m_pt_process_trace_config;
};		};

} // namespace process_linux		} // namespace process_linux
} // namespace lldb_private		} // namespace lldb_private

#endif // #ifndef liblldb_NativeProcessLinux_H_		#endif // #ifndef liblldb_NativeProcessLinux_H_